Sony Mavica MVC-FD91, Service Manual

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5-24
1-5. LCD SYSTEM ADJUSTMENT
Note 1: The back light (fluorescent tube) is driven by a high voltage AC
power supply. Therefore, do not touch the back light holder to
avoid electrical shock.
Note 2: When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note 3: Set the LCD BRIGHT to the center.
Set the FINDER/LCD switch to the LCD side.
Note 4: The shutter button (RL-52 board) is need not be connected. To
remove it, disconnect the following connectors.
FC-67 board CN702 (7P, 1.0mm)
Note 5:
The ST block (Electronic viewfinder, FRASH UNIT and MIC
UNIT) is need not be connected. To remove, disconnect the
following connectors.
1. FC-67 board CN001 (5P, 1.0mm)
2. FC-67 board CN704 (13P, 1.0mm)
3. FC-67 board CN601 (21P, 0.5mm)
Note 6: The lens block (LENS UNIT, CD-207 board, VP-49 board and
SE-78 board) and operation switch block (MF UNIT, FRONT SW
and SIDE SW) are need not be connected. To remove them ,
disconnect the following connectors.
1. FC-67 board CN703 (10P, 0.5mm)
2. FC-67 board CN401 (20P, 0.5mm)
3. FC-67 board CN701 (14P, 0.5mm)
4. FC-67 board CN101 (16P, 0.5mm)
[Adjusting connector]
Most of the measuring points for adjusting the LCD system are
concentrated in CN701 of the PK-45 board.
Connect the Measuring Instruments via the CPC-12 jig (J-6082-
436-A).
Refer to “1-4. COLOR ELECTRONIC VIEWFINDER SYSTEM
ADJUSTMENT” for further details.
[Alignment disk]
Use the alignment disks (two disks as pair) shown in below.
Disk-1: TFD2-1(+) (Parts code; 8-967-990-01)
Disk-2: TFD2-2(–) (Parts code; 8-967-990-11)
Refer to “1-4. COLOR ELECTRONIC VIEWFINDER SYSTEM
ADJUSTMENT” for the contents of alignment disk.
1. LCD Initial Data Input
Mode Playback
Signal Arbitrary
Adjustment Page F
Adjustment Address 30 to 38, 3B to 46, 4A, E0
Adjusting method:
1)
Select page: 0, address:01, and set data: 01.
2) Select page: F, and input the data in the following table.
Note:
To write in the non-volatile memory (EEPROM), press the
PAUSE button of the adjustment remote commander each time
to set the data.
Address
30
31
32
33
34
35
36
37
38
3B
3C
3D
3E
3F
40
41
42
43
44
45
46
4A
E0
Data
BB
6F
77
7A
DB
6F
97
78
7C
5E
22
11
2E
00
11
15
00
00
44
48
33
9A
1B
Remark
Bright adjustment
Color adjustment
White balance adjustment
White balance adjustment
Contrast adjustment
VCO adjustment
V-COM adjustment
D range adjustment
V-COM level adjustment
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Fixed value
Processing after Completing Adjustment
1)
Select page: 3, address: 00, and set data: 29.
2) Select page: 3, address: 01, and set data: 29, and press the
PAUSE button of the adjustment remote commander.